Nail file



FIG. 1 is a perspective top view of a nail file, showing my new design;

FIG. 2 is a top plan view thereof,

FIG. 3 is a side elevational view thereof,

FIG. 4 is a bottom plan view thereof,

FIG. 5 is a cross sectional view taken on the line 5--5 of FIG. 2 to more clearly illustrate the bottom in FIG. 4,

FIG. 6 is a top plan view thereof illustrating a second embodiment, and

FIG. 7 is a top plan view thereof illustrating a third embodiment.

The characteristic feature of the design resides in the concave bottom filing surface. 

The ornamental design for a nail file, as shown and described. 